/* ==========================================================================
   Sigma Insight marketing site - design system
   Palette: deep navy/charcoal, steel gray, off-white, signal cyan accent,
   restrained safety-orange accent, green reserved for "running" states only.
   ========================================================================== */

:root {
  --navy-950: #080d16;
  --navy-900: #0d1524;
  --navy-800: #131f34;
  --navy-700: #1b2c47;
  --steel-700: #3c4657;
  --steel-500: #5b6472;
  --steel-300: #a8b0bc;
  --steel-100: #dde2e8;
  --fog-100: #f4f6f8;
  --fog-050: #fafbfc;
  --white: #ffffff;

  --cyan-500: #2fb6d9;
  --cyan-400: #5cc9e6;
  --blue-600: #1d6fa5;
  --orange-500: #d9622b;
  --orange-600: #b84f21;
  --green-600: #2e9e5b;
  --amber-600: #c98a12;

  --ink: var(--navy-900);
  --ink-muted: var(--steel-500);
  --border: var(--steel-100);

  --font-head: "Archivo", "Arial Narrow", ui-sans-serif, system-ui, sans-serif;
  --font-body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;

  --radius: 10px;
  --radius-sm: 6px;
  --shadow-card: 0 1px 2px rgba(13, 21, 36, 0.06), 0 8px 24px -12px rgba(13, 21, 36, 0.18);
  --container: 1180px;

  color-scheme: light;
}

/* ---------- Reset / base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
picture { display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
  color: var(--navy-950);
}

h1 { font-size: clamp(2.1rem, 1.5rem + 2.6vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 1.3rem + 1.4vw, 2.4rem); }
h3 { font-size: clamp(1.15rem, 1.05rem + 0.5vw, 1.4rem); }

p { margin: 0 0 1em; }

a { color: var(--blue-600); text-decoration-thickness: 1.5px; }
a:hover { color: var(--cyan-500); }

:focus-visible {
  outline: 3px solid var(--cyan-500);
  outline-offset: 2px;
  border-radius: 2px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem; top: -3rem;
  background: var(--navy-950);
  color: var(--white);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 100;
  transition: top 0.15s ease;
}
.skip-link:focus { top: 1rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.01em;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s ease, background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--orange-500);
  color: var(--white);
  border-color: var(--orange-500);
}
.btn-primary:hover { background: var(--orange-600); border-color: var(--orange-600); color: var(--white); }

.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
}
.btn-secondary:hover { border-color: var(--cyan-400); color: var(--cyan-400); }

.btn-outline-dark {
  background: transparent;
  color: var(--navy-950);
  border-color: var(--steel-300);
}
.btn-outline-dark:hover { border-color: var(--blue-600); color: var(--blue-600); }

.btn-block { width: 100%; }
.btn-sm { padding: 0.55rem 1rem; font-size: 0.9rem; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(8, 13, 22, 0.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 0.85rem;
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.wordmark:hover { color: var(--white); }
.wordmark .sigma {
  color: var(--cyan-400);
  font-size: 1.5rem;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--steel-100);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--cyan-400); }

.nav-cta { display: flex; align-items: center; gap: 0.75rem; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  color: var(--white);
  padding: 0.5rem 0.7rem;
  font-size: 1.1rem;
  cursor: pointer;
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-bar.is-open .nav-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--navy-950);
    padding: 1.25rem clamp(1.25rem, 4vw, 2.5rem);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .nav-cta .btn-secondary { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1100px 480px at 82% -10%, rgba(47, 182, 217, 0.18), transparent 60%),
    linear-gradient(180deg, var(--navy-950), var(--navy-900) 70%);
  color: var(--white);
  padding-block: clamp(3rem, 4vw + 1rem, 6rem) clamp(3.5rem, 5vw, 7rem);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.brand-line {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
  margin-bottom: 1.1rem;
}
.brand-line::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--cyan-400);
  box-shadow: 0 0 0 4px rgba(47, 182, 217, 0.18);
}

.hero h1 { color: var(--white); }

.hero p.lede {
  font-size: clamp(1.05rem, 1rem + 0.3vw, 1.2rem);
  color: var(--steel-100);
  max-width: 46ch;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-bottom: 0.5rem;
}
.hero-action-group { display: flex; flex-direction: column; gap: 0.5rem; align-items: flex-start; }
.hero-action-note { font-size: 0.82rem; color: var(--steel-300); max-width: 24ch; }

/* ---------- Mock dashboard visual ---------- */
.dash-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
  box-shadow: 0 30px 70px -20px rgba(0, 0, 0, 0.5);
}
.dash-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.9rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}
.dash-card-head .label {
  font-family: var(--font-head);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.dash-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  background: rgba(29, 111, 165, 0.08);
  color: var(--blue-600);
  border: 1px solid rgba(29, 111, 165, 0.25);
}

.machine-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 0.9rem;
  padding: 0.65rem 0.15rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.machine-row:last-child { border-bottom: none; }
.machine-name { color: var(--navy-950); font-weight: 600; }
.machine-meta { color: var(--ink-muted); font-size: 0.82rem; text-align: right; }

.status-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 0 3px currentColor / 0.15;
}
.status-running { color: var(--green-600); }
.status-running .status-dot { background: var(--green-600); box-shadow: 0 0 0 4px rgba(46, 158, 91, 0.2); }
.status-idle { color: var(--amber-600); }
.status-idle .status-dot { background: var(--amber-600); box-shadow: 0 0 0 4px rgba(201, 138, 18, 0.18); }
.status-stopped { color: var(--steel-500); }
.status-stopped .status-dot { background: var(--steel-500); box-shadow: 0 0 0 4px rgba(91, 100, 114, 0.18); }
.status-offline { color: var(--steel-500); }
.status-offline .status-dot { background: transparent; border: 1.5px solid var(--steel-500); }

.status-label { display: inline-flex; align-items: center; gap: 0.45rem; font-weight: 600; font-size: 0.82rem; }

/* ---------- Sections ---------- */
section { padding-block: clamp(3rem, 5vw, 5.5rem); }
.section-light { background: var(--white); }
.section-fog { background: var(--fog-100); }
.section-dark { background: var(--navy-950); color: var(--white); }
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark .section-kicker { color: var(--cyan-400); }
.section-dark p { color: var(--steel-100); }

.section-head { max-width: 62ch; margin-bottom: clamp(2rem, 3vw, 3rem); }
.section-kicker {
  display: block;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 0.6rem;
}
.section-head p { color: var(--ink-muted); font-size: 1.05rem; }

/* ---------- Cards / grids ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow-card);
}
.card h3 { margin-bottom: 0.5rem; }
.card p:last-child { margin-bottom: 0; }
.card p { color: var(--ink-muted); font-size: 0.95rem; }

.card-icon {
  width: 42px; height: 42px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(29, 111, 165, 0.08);
  color: var(--blue-600);
  margin-bottom: 1rem;
}
.card-icon svg { width: 22px; height: 22px; }

/* problem list */
.problem-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.problem-list li {
  display: flex; gap: 0.85rem; align-items: flex-start;
  padding: 1rem 1.1rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.problem-list .mark {
  flex-shrink: 0;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(217, 98, 43, 0.12);
  color: var(--orange-600);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-weight: 700; font-size: 0.85rem;
}

/* how it works */
.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  counter-reset: step;
}
@media (max-width: 900px) { .flow-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .flow-steps { grid-template-columns: 1fr; } }

.flow-step {
  position: relative;
  padding: 1.5rem 1.25rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: var(--navy-800);
}
.flow-step .num {
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--cyan-400);
  letter-spacing: 0.08em;
}
.flow-step h3 { margin-top: 0.5rem; font-size: 1.1rem; }
.flow-step p { color: var(--steel-100); font-size: 0.92rem; margin-bottom: 0; }

.flow-diagram {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 2.25rem;
  font-family: var(--font-head);
  font-size: 0.95rem;
  color: var(--steel-100);
}
.flow-diagram .node {
  padding: 0.55rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: var(--navy-900);
}
.flow-diagram .arrow { color: var(--cyan-400); }

/* pilot process */
.pilot-list { counter-reset: pilot; list-style: none; margin: 0; padding: 0; }
.pilot-list li {
  counter-increment: pilot;
  display: grid;
  grid-template-columns: 2.75rem 1fr;
  gap: 1rem;
  padding-block: 1.1rem;
  border-bottom: 1px solid var(--border);
}
.pilot-list li:first-child { padding-top: 0; }
.pilot-list li:last-child { border-bottom: none; }
.pilot-list li::before {
  content: counter(pilot);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--blue-600);
}
.pilot-list h3 { margin-bottom: 0.2rem; font-size: 1rem; }
.pilot-list p { margin-bottom: 0; font-size: 0.92rem; }

/* FAQ */
.faq { display: grid; gap: 0.75rem; max-width: 820px; }
.faq details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1.15rem;
  background: var(--white);
}
.faq summary {
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  color: var(--navy-950);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--blue-600);
  flex-shrink: 0;
}
.faq details[open] summary::after { content: "\2212"; }
.faq .faq-answer { margin-top: 0.65rem; color: var(--ink-muted); font-size: 0.95rem; }

/* ---------- Contact / demo CTA ---------- */
.cta-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}
@media (max-width: 960px) { .cta-split { grid-template-columns: 1fr; } }

.privacy-note {
  display: flex;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  background: rgba(47, 182, 217, 0.08);
  border: 1px solid rgba(47, 182, 217, 0.25);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--steel-100);
  margin-top: 1.5rem;
}

.form-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  box-shadow: var(--shadow-card);
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.25rem; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.form-field { display: flex; flex-direction: column; gap: 0.4rem; }
.form-field.full { grid-column: 1 / -1; }

.form-field label { font-size: 0.88rem; font-weight: 600; color: var(--navy-900); }
.form-field .req { color: var(--orange-600); }
.form-field .hint { font-size: 0.78rem; color: var(--ink-muted); }

.form-field input,
.form-field select,
.form-field textarea {
  font: inherit;
  padding: 0.65rem 0.8rem;
  border: 1.5px solid var(--steel-100);
  border-radius: var(--radius-sm);
  background: var(--fog-050);
  color: var(--ink);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--blue-600);
  outline: none;
  background: var(--white);
}
.form-field textarea { resize: vertical; min-height: 6.5rem; }

.field-validation-error { color: var(--orange-600); font-size: 0.82rem; }
.validation-summary-errors {
  background: rgba(217, 98, 43, 0.08);
  border: 1px solid rgba(217, 98, 43, 0.3);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.1rem;
  margin-bottom: 1rem;
  color: var(--orange-600);
  font-size: 0.9rem;
}
.validation-summary-errors ul { margin: 0.35rem 0 0; padding-left: 1.1rem; }

.honeypot-field { position: absolute; left: -9999px; top: -9999px; }

.form-submit-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 0.5rem; flex-wrap: wrap; }
.form-alt-link { font-size: 0.88rem; }

/* ---------- Downtime breakdown graphic (problem section) ---------- */
.downtime-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}
.downtime-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.downtime-card-head h3 { margin-bottom: 0.2rem; font-size: 1.05rem; }
.downtime-card-head .meta { font-size: 0.82rem; color: var(--ink-muted); }

.downtime-bar {
  display: flex;
  width: 100%;
  height: 30px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.downtime-bar span { display: block; height: 100%; }

.downtime-legend {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}
.downtime-legend li {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.88rem;
}
.downtime-legend .swatch {
  width: 10px; height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}
.downtime-legend .reason { color: var(--navy-900); font-weight: 500; }
.downtime-legend .pct { color: var(--ink-muted); font-variant-numeric: tabular-nums; }
.downtime-legend .dur { color: var(--ink-muted); font-size: 0.82rem; text-align: right; min-width: 4.5ch; font-variant-numeric: tabular-nums; }

/* ---------- Who it helps ---------- */
.who-card { text-align: left; }

/* ---------- Demo page ---------- */
.demo-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}
.demo-filter {
  border: 1.5px solid var(--steel-100);
  background: var(--white);
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink-muted);
  cursor: pointer;
}
.demo-filter[aria-pressed="true"] {
  border-color: var(--blue-600);
  color: var(--blue-600);
  background: rgba(29, 111, 165, 0.08);
}

.demo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.25rem; }
.demo-machine-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
  transition: opacity 0.15s ease;
}
.demo-machine-card[hidden] { display: none; }
.demo-machine-card .name { font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; }
.demo-machine-stats {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1rem;
}
.demo-stat .stat-label { font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-muted); }
.demo-stat .stat-value { font-family: var(--font-head); font-weight: 700; font-size: 1.15rem; color: var(--navy-950); }
.demo-activity { margin-top: 1rem; padding-top: 0.85rem; border-top: 1px solid var(--border); font-size: 0.85rem; color: var(--ink-muted); }

.status-history { display: flex; gap: 3px; margin-top: 0.85rem; }
.status-history span { width: 10px; height: 20px; border-radius: 2px; }
.hs-running { background: var(--green-600); }
.hs-idle { background: var(--amber-600); }
.hs-stopped { background: var(--steel-300); }
.hs-offline { background: var(--steel-100); }
.status-history-label { font-size: 0.72rem; color: var(--ink-muted); margin-top: 0.35rem; }

.sample-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--orange-600);
  background: rgba(217, 98, 43, 0.1);
  border: 1px solid rgba(217, 98, 43, 0.28);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-950);
  color: var(--steel-300);
  padding-block: 3rem 2rem;
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 {
  font-family: var(--font-head);
  color: var(--white);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; }
.footer-grid a { color: var(--steel-300); text-decoration: none; }
.footer-grid a:hover { color: var(--cyan-400); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.5rem;
  font-size: 0.85rem;
}
.footer-product-of { color: var(--steel-100); }
.footer-product-of a { color: var(--cyan-400); }

/* ---------- Simple pages (privacy, thank-you, 404) ---------- */
.simple-page { padding-block: clamp(3rem, 6vw, 6rem); }
.simple-page .container { max-width: 780px; }
.simple-page h2 { margin-top: 2rem; }
.thankyou-icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(46, 158, 91, 0.12);
  color: var(--green-600);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem;
}

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.max-prose { max-width: 62ch; }
.stack-gap { display: grid; gap: 1.25rem; }